diff --git a/beat/editor/backend/__init__.py b/beat/editor/backend/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..057f30dbface14b6fa5548be312381ebcb9fa628
--- /dev/null
+++ b/beat/editor/backend/__init__.py
@@ -0,0 +1,26 @@
+#!/usr/bin/env python
+# vim: set fileencoding=utf-8 :
+
+###############################################################################
+# #
+# Copyright (c) 2016 Idiap Research Institute, http://www.idiap.ch/ #
+# Contact: beat.support@idiap.ch #
+# #
+# This file is part of the beat.cmdline module of the BEAT platform. #
+# #
+# Commercial License Usage #
+# Licensees holding valid commercial BEAT licenses may use this file in #
+# accordance with the terms contained in a written agreement between you #
+# and Idiap. For further information contact tto@idiap.ch #
+# #
+# Alternatively, this file may be used under the terms of the GNU Affero #
+# Public License version 3 as published by the Free Software and appearing #
+# in the file LICENSE.AGPL included in the packaging of this file. #
+# The BEAT platform is distributed in the hope that it will be useful, but #
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY #
+# or FITNESS FOR A PARTICULAR PURPOSE. #
+# #
+# You should have received a copy of the GNU Affero Public License along #
+# with the BEAT platform. If not, see http://www.gnu.org/licenses/. #
+# #
+###############################################################################
diff --git a/beat/editor/backend/assetmodel.py b/beat/editor/backend/assetmodel.py
new file mode 100644
index 0000000000000000000000000000000000000000..185fb57c2c492f5e2368f8a48fc9b403289f67ca
--- /dev/null
+++ b/beat/editor/backend/assetmodel.py
@@ -0,0 +1,183 @@
+# vim: set fileencoding=utf-8 :
+###############################################################################
+# #
+# Copyright (c) 2019 Idiap Research Institute, http://www.idiap.ch/ #
+# Contact: beat.support@idiap.ch #
+# #
+# This file is part of the beat.editor module of the BEAT platform. #
+# #
+# Commercial License Usage #
+# Licensees holding valid commercial BEAT licenses may use this file in #
+# accordance with the terms contained in a written agreement between you #
+# and Idiap. For further information contact tto@idiap.ch #
+# #
+# Alternatively, this file may be used under the terms of the GNU Affero #
+# Public License version 3 as published by the Free Software and appearing #
+# in the file LICENSE.AGPL included in the packaging of this file. #
+# The BEAT platform is distributed in the hope that it will be useful, but #
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY #
+# or FITNESS FOR A PARTICULAR PURPOSE. #
+# #
+# You should have received a copy of the GNU Affero Public License along #
+# with the BEAT platform. If not, see http://www.gnu.org/licenses/. #
+# #
+###############################################################################
+
+import os
+
+from PyQt5.QtCore import pyqtSignal
+from PyQt5.QtCore import pyqtSlot
+from PyQt5.QtCore import pyqtProperty
+from PyQt5.QtCore import Q_ENUMS
+from PyQt5.QtCore import QStringListModel
+
+
+class AssetType:
+ """All possible assets available on the BEAT platform"""
+
+ Unknown = 0
+ Algorithm = 1
+ Database = 2
+ Dataformat = 3
+ Experiment = 4
+ Library = 5
+ Plotter = 6
+ Toolchain = 7
+
+ @classmethod
+ def path(cls, type_):
+ path = "unkown"
+ if type_ == cls.Algorithm:
+ path = "algorithms"
+ elif type_ == cls.Database:
+ path = "databases"
+ elif type_ == cls.Dataformat:
+ path = "dataformats"
+ elif type_ == cls.Experiment:
+ path = "experiments"
+ elif type_ == cls.Library:
+ path = "libraries"
+ elif type_ == cls.Plotter:
+ path = "plotters"
+ elif type_ == cls.Toolchain:
+ path = "toolchains"
+
+ return path
+
+
+class AssetModel(QStringListModel, AssetType):
+ """The asset model present a list of available asset from a given type"""
+
+ Q_ENUMS(AssetType)
+
+ assetTypeChanged = pyqtSignal(AssetType)
+ prefixPathChanged = pyqtSignal(str)
+
+ def __init__(self, parent=None):
+ """Constructor"""
+
+ super(QStringListModel, self).__init__(parent)
+
+ self.__prefix_path = AssetType.Unknown
+ self.__asset_type = None
+
+ @pyqtSlot()
+ def reload(self):
+ """Loads the content regarding the asset property from the prefix"""
+
+ if not self.__prefix_path or self.__asset_type == AssetType.Unknown:
+ return
+
+ asset_folder = os.path.join(
+ self.__prefix_path, AssetType.path(self.__asset_type)
+ )
+ asset_users = os.scandir(asset_folder)
+
+ latest_assets_list = []
+ for asset_user in asset_users:
+ for asset_folder in os.scandir(asset_user):
+ if self.asset_type == AssetType.Experiment:
+ for root, dirs, files in os.walk(asset_folder, topdown=False):
+ if dirs:
+ continue
+ anchor = "experiments/"
+ position = root.index(anchor) + len(anchor)
+ experiment_path = root[position:]
+ for json_file in [
+ file for file in files if file.endswith("json")
+ ]:
+ latest_assets_list.append(
+ "{experiment_path}/{name}".format(
+ experiment_path=experiment_path,
+ name=json_file.split(".")[0],
+ )
+ )
+ else:
+ asset_items = os.scandir(asset_folder)
+ json_files = sorted(
+ [
+ item.name
+ for item in asset_items
+ if item.is_file() and item.name.endswith("json")
+ ]
+ )
+ if json_files:
+ latest_assets_list.append(
+ "{user}/{name}/{version}".format(
+ user=asset_user.name,
+ name=asset_folder.name,
+ version=json_files[-1].split(".")[0],
+ )
+ )
+
+ self.setStringList(sorted(latest_assets_list))
+
+ def assetType(self):
+ """Returns the asset type of this model
+
+ :return: Asset type of this model
+ """
+
+ return self.__asset_type
+
+ def setAssetType(self, type_):
+ """Set the asset type of this model
+
+ :param AssetType type_: Asset type this model should show
+ """
+
+ if self.__asset_type == type_:
+ return
+
+ self.__asset_type = type_
+ self.reload()
+ self.assetTypeChanged.emit(type_)
+
+ asset_type = pyqtProperty(
+ AssetType, fget=assetType, fset=setAssetType, notify=assetTypeChanged
+ )
+
+ def prefixPath(self):
+ """Returns the prefix path use by this model
+
+ :return: the prefix path used
+ """
+
+ return self.__prefix_path
+
+ def setPrefixPath(self, path):
+ """Set the prefix path use by this model
+
+ :param str path: Path to prefix
+ """
+
+ if self.__prefix_path == path:
+ return
+
+ self.__prefix_path = path
+ self.reload()
+ self.prefixPathChanged.emit(path)
+
+ prefix_path = pyqtProperty(
+ str, fget=prefixPath, fset=setPrefixPath, notify=prefixPathChanged
+ )
diff --git a/beat/editor/test/conftest.py b/beat/editor/test/conftest.py
new file mode 100644
index 0000000000000000000000000000000000000000..635f9d04f21022fc30bd3ec6a87a6d3a29598971
--- /dev/null
+++ b/beat/editor/test/conftest.py
@@ -0,0 +1,63 @@
+# vim: set fileencoding=utf-8 :
+###############################################################################
+# #
+# Copyright (c) 2019 Idiap Research Institute, http://www.idiap.ch/ #
+# Contact: beat.support@idiap.ch #
+# #
+# This file is part of the beat.editor module of the BEAT platform. #
+# #
+# Commercial License Usage #
+# Licensees holding valid commercial BEAT licenses may use this file in #
+# accordance with the terms contained in a written agreement between you #
+# and Idiap. For further information contact tto@idiap.ch #
+# #
+# Alternatively, this file may be used under the terms of the GNU Affero #
+# Public License version 3 as published by the Free Software and appearing #
+# in the file LICENSE.AGPL included in the packaging of this file. #
+# The BEAT platform is distributed in the hope that it will be useful, but #
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY #
+# or FITNESS FOR A PARTICULAR PURPOSE. #
+# #
+# You should have received a copy of the GNU Affero Public License along #
+# with the BEAT platform. If not, see http://www.gnu.org/licenses/. #
+# #
+###############################################################################
+
+import os
+import sys
+import tempfile
+import pytest
+import pkg_resources
+import subprocess
+import shutil
+import importlib
+
+
+if sys.platform == "darwin":
+ prefix_folder = tempfile.mkdtemp(prefix=__name__, suffix=".prefix", dir="/tmp")
+else:
+ prefix_folder = tempfile.mkdtemp(prefix=__name__, suffix=".prefix")
+
+
+prefix = os.path.join(prefix_folder, "prefix")
+
+
+@pytest.fixture(scope="module")
+def test_prefix():
+ prefixes = [
+ pkg_resources.resource_filename("beat.backend.python.test", "prefix"),
+ pkg_resources.resource_filename("beat.core.test", "prefix"),
+ ]
+
+ for path in prefixes:
+ subprocess.check_call(["rsync", "-arz", path, prefix_folder])
+
+ yield prefix
+
+ shutil.rmtree(prefix_folder)
+
+ # Getting the prefix from beat.core triggers its setup_package but not the
+ # corresponding tear down, therefore trigger it manually
+ beat_core_test = importlib.import_module("beat.core.test")
+ teardown_package = getattr(beat_core_test, "teardown_package")
+ teardown_package()
diff --git a/beat/editor/test/test_models.py b/beat/editor/test/test_models.py
new file mode 100644
index 0000000000000000000000000000000000000000..44c4a420b1f5081632a9e1583a0632c4028747ab
--- /dev/null
+++ b/beat/editor/test/test_models.py
@@ -0,0 +1,65 @@
+# vim: set fileencoding=utf-8 :
+###############################################################################
+# #
+# Copyright (c) 2019 Idiap Research Institute, http://www.idiap.ch/ #
+# Contact: beat.support@idiap.ch #
+# #
+# This file is part of the beat.editor module of the BEAT platform. #
+# #
+# Commercial License Usage #
+# Licensees holding valid commercial BEAT licenses may use this file in #
+# accordance with the terms contained in a written agreement between you #
+# and Idiap. For further information contact tto@idiap.ch #
+# #
+# Alternatively, this file may be used under the terms of the GNU Affero #
+# Public License version 3 as published by the Free Software and appearing #
+# in the file LICENSE.AGPL included in the packaging of this file. #
+# The BEAT platform is distributed in the hope that it will be useful, but #
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY #
+# or FITNESS FOR A PARTICULAR PURPOSE. #
+# #
+# You should have received a copy of the GNU Affero Public License along #
+# with the BEAT platform. If not, see http://www.gnu.org/licenses/. #
+# #
+###############################################################################
+
+from ..backend.assetmodel import AssetModel
+
+
+class TestAssetModel:
+ """Test that the mock editor works correctly"""
+
+ def test_model_load(self, qtbot, test_prefix):
+ model = AssetModel()
+ asset_type = AssetModel.Dataformat
+
+ with qtbot.waitSignals(
+ [model.assetTypeChanged, model.prefixPathChanged]
+ ) as blocker:
+ model.asset_type = asset_type
+ model.prefix_path = test_prefix
+
+ assert blocker.all_signals_and_args[0].args[0] == asset_type
+ assert blocker.all_signals_and_args[1].args[0] == test_prefix
+
+ asset_list = model.stringList()
+ for item in asset_list:
+ assert len(item.split("/")) == 3
+
+ def test_experiment_model_load(self, qtbot, test_prefix):
+ model = AssetModel()
+ asset_type = AssetModel.Experiment
+
+ with qtbot.waitSignals(
+ [model.assetTypeChanged, model.prefixPathChanged]
+ ) as blocker:
+ model.asset_type = asset_type
+ model.prefix_path = test_prefix
+
+ assert blocker.all_signals_and_args[0].args[0] == asset_type
+ assert blocker.all_signals_and_args[1].args[0] == test_prefix
+
+ asset_list = model.stringList()
+
+ for item in asset_list:
+ assert len(item.split("/")) == 5